![Geology, Prospecting and Exploration for Iron Ore Deposits ...](/e69yszg/276.jpg)
Geology, Prospecting and Exploration for Iron Ore Deposits ...
Hydrothermal ores – These are iron ore deposits formed by hot solutions which transported iron and replaced rocks of favorable chemical composition with iron minerals to form irregular ore bodies. In these deposits, iron often occurs as siderite (FeCO3) or sometimes as oxides.